61063506233 has 4 divisors (see below), whose sum is σ = 61151876688. Its totient is φ = 60975135780.

The previous prime is 61063506227. The next prime is 61063506241. The reversal of 61063506233 is 33260536016.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 61063506233 - 2⁸ = 61063505977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 61063506193 and 61063506202.

It is not an unprimeable number, because it can be changed into a prime (61063506253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44184191 + ... + 44185572.

It is an arithmetic number, because the mean of its divisors is an integer number (15287969172).

Almost surely, 2^61063506233 is an apocalyptic number.

It is an amenable number.

61063506233 is a deficient number, since it is larger than the sum of its proper divisors (88370455).

61063506233 is an equidigital number, since it uses as much as digits as its factorization.

61063506233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88370454.

The product of its (nonzero) digits is 58320, while the sum is 35.

The spelling of 61063506233 in words is "sixty-one billion, sixty-three million, five hundred six thousand, two hundred thirty-three".